To fall, drop, or move in any way, with a sudden splash or slap, as on the surface of water.

Act of plopping; the sound made in plopping.

the noise of a rounded object dropping into a liquid without a splash

Present Level of Performance as applied to the goals and objectives in an IEP.

Present Level of Educational Performance: A statement which must be included on a child's IEP which describes how the child's disability affects the child's involvement and progress in the general curriculum. PLOPs should deal with all areas of education (e.g., academic, daily life activities, mobility) that are affected by the child's disability.

The Partial Lump-sum Option allows you to receive a lump-sum distribution up to three times your annual benefit amount if you work past your eligibility for unreduced retirement. The amount of the lump-sum distribution depends on the number of years you work beyond your eligibility for unreduced retirement. The lump-sum distribution is paid to you at the same time as your first monthly retirement payment. Your PLOP payment is subject to taxes (20 percent federal and 4 percent state) at the time you receive it.

with a short hollow thud; "plop came the ball down to the corner of the green"

Plop is a PHP software to make personal or small Web sites in a simple way. It works like a catch-all request script and is inspired by Apache's directory indexing, but with many more features. It can apply a skin to all pages, handle photo galleries, collections of links, form processing, to-do lists, resource lists, and much more, all just by changing the extension of a directory.